#ifndef H_GRAPHIC2_MESH2D
 #define H_GRAPHIC2_MESH2D


#include<graphics.h>
#include<math.h>
#include"struct2.h"


#define      HOR    1.3
#define      VERT   1.3
#define      COLOR_TR        10
#define      COLOR_BK         0
#define      COLOR_POINT      4
#define      COLOR_EDGE       4
#define      COLOR_TREE       1
#define      COLOR_BOUND      4

void gp(double x,double y);
void gp_e(double x,double y);
void qwad(double x,double y,double s);
void re_po(double x,double y);
void re_quad(double x,double y,double s);
void gtr( int v1, int v2, int v3, int n );
void show_mesh_tr( double x0, double y0, double koe );


#endif

